I used to could pick two hundred pounds a day.

source: 
LAGS
Entry: 
651
Example: 
I used to could pick two hundred pounds a day.
Modal 1: 
used to
Modal 2: 
could
Gender: 
Male
Race/Ethnicity: 
White
Age: 
76
Level of Education: 
9th grade
Home Community, Town, or State: 
MS (Quitman)
Location Collected: 
MS (Quitman)
Year: 
1980
Relation to Addressee: 
subject to fieldworker
Medium: 
Spoken
Sentence Structure: 
1.0
Status: 
Naturalistic